JP2003289503A - Receiver and broadcasting signal recording method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a receiver and a broadcasting signal recording method with which a recording method aligned for each category of broadcasting contents is realized without exceeding memory capacity. <P>SOLUTION: The broadcasting contents are received by a tuner 7 via a receiving antenna 5 and a CATV receiver 6 or the like. The received contents are recorded in a bulk memory 11 via a program selector 8 and an encoder 9 or the like by first-in and first-out (FIFO) based on the control of a system controller 10. The recorded contents in the bulk memory 11 are displayed on a display part 3 via a decoder 14 and a switch/IO 15 or the like. Thus, even a busy viewer can view the latest broadcasting contents as he/she feels like it. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a receiving device such as a television device provided with a memory, and in particular, a desired broadcasting program is automatically selected according to genres from various received contents, and is stored in the memory by first-in and first-out. The present invention relates to a receiving device such as a television device with a memory and a broadcast signal recording method that allows a busy viewer to watch the latest information retroactively at a favorite time.

[0002]

2. Description of the Related Art In recent years, with the remarkable development of telecommunication technology, new media of wireless system and wired system have appeared one after another. High-definition high-definition (HDTV), clear-vision (EDTV), still image broadcasting, text broadcasting, data broadcasting, 24-hour satellite broadcasting (BS / CS), and cable television (CATV) in the two-way service era have become popular. Is expected.

Also, the broadcast contents (program software) broadcast by these new media are diverse, and in addition to the conventional program software centered on entertainment viewing such as movies, sports, news, and quiz programs, new contents are newly added. Taking advantage of interactive characteristics, for example, game software, karaoke software, local community information, library materials, home shopping information, home medical service information, program software reservations, and trials to provide various event reservation services etc. also started Has been done.

On the other hand, the development of recording media is remarkable, and the capacity of semiconductor memories and the capacity and speed of recording devices using disk-shaped recording media are increasing.
Rewritable magneto-optical disk (MO: Magneto)
Optical) or a phase-change optical disk (PC: Pha) for newly recording / reproducing data by changing the light intensity.
se Change) method has also been developed. The related so-called mini disc (hereinafter simply referred to as "MD"),
The development of digital video discs (hereinafter simply referred to as “DVD”) is also remarkable. Furthermore, future developments are expected for compact discs that can be recorded / played (hereinafter simply referred to as "CD") and digital video tape recorders (hereinafter simply referred to as "DVTR") that record digital signals on magnetic tape media. Has been done.

On these recording media, a moving picture is recorded for about 1 hour for the MD, for about 3 hours for each of the CD and the DVD, for about 21 hours for the DVTR, and for the semiconductor memory by using the compression coding technique described later. A device capable of recording / reproducing for about 20 minutes is under development.

Further, the development of compression encoding technology for image and audio signals is remarkable, and with the development of this compression encoding technology, the amount of data actually required is compressed and reduced, and communication or recording is not limited to broadcasting. A large amount of images, audio signals, and data information can be transmitted and recorded / recorded via a medium as a medium.
Technology to reproduce is also being developed. This image and audio signal compression encoding technology is already in the stage of practical application.
MPEG2 (Moving Pict) extended from 1
ure Image Coding ExpertsGr
The world standard method of image / audio compression called "up Phase 2)" has reached the stage of practical application.

[0007]

However, the applied technology of these recording media is still utilized only for computer storage, and the form in which the television device and these memories are fused is still in full swing. I haven't. In addition, the lifestyles of viewers (users) are diverse due to changes in the environment and circumstances surrounding television devices, and the user can select from the abundant information provided by the new broadcasting services as described above. Obtaining desired information is becoming more difficult. Under such circumstances, users' demands for television devices are increasing, and there is a demand for television devices not only having multiple functions but also having more user interfaces.

In other words, a busy user does not have much time to watch the television device slowly, and a television device form in which desired information can be obtained more easily is expected. In order to meet such a demand, it is sufficient to constantly record the broadcast contents in a recording device such as a VTR and store it in the VT.
Since R is rewound and reproduced, it takes time to access it, the category areas are inconsistent, and the series of operations is complicated and not realistic.

The present invention has been made in consideration of the above points, and a television device with a memory or the like from which a user can easily obtain the latest information by category from a vast amount of broadcast information without the need for complicated operations. A receiver and a broadcast signal recording method are provided.

[0010]

In order to solve such a problem, in the present invention, an ID for identifying broadcast contents
Receiving means for receiving a broadcast signal transmitted with a code added thereto, and recording means capable of random access and reproduction for recording, in a compressed state, a signal of a program belonging to a predetermined category among the received broadcast signals. When recording the received broadcast signal in the recording means, if the broadcast signal to be recorded exceeds the recording capacity of the recording means, the old recorded contents in the recording means are sequentially erased. It is characterized by Further, the broadcast signal recording method according to the present invention receives the broadcast content transmitted by adding the ID code for identifying the broadcast content, and among the received broadcast signals,
When a signal of a program belonging to a predetermined category is compressed and recorded in a recording unit that can be randomly accessed and reproduced and the received broadcast signal is recorded in the memory, the broadcast signal to be recorded is the broadcast signal of the recording unit. When the recording capacity is exceeded, the old recorded contents in the recording means are sequentially erased.

At this time, in the television device with memory, the recorded contents which are sorted and recorded according to category are classified according to category and displayed as an icon (ICO) as a menu.
N) is displayed on the display unit, and when the user selects and confirms the icon indicating a specific category area, the reproduction of the recorded contents is immediately started.

When the user sequentially selects the icon display portions in the icon display portion displayed as the menu, a partial still image or a partial moving image of the broadcast content of the category is displayed in place of the icon on the icon display portion. To do.

Further, in the television device with the memory, the memory is provided with a user area for storing the compressed and recorded broadcast content for a certain period, and the reproduction speed of the recorded content can be freely controlled by the user. is there.

Further, the display method of the display unit is a picture-in-picture that can be continuously enlarged / reduced to the entire screen, and a picture-and-picture capable of having two or more screens can be used to solve the above-mentioned problems. did.

[0015]

In a television device with a memory, an ID code for identifying the broadcast content is added and the broadcast content to be transmitted is sorted by category and recorded in a memory by FIFO.
Since the menus are classified and displayed as icons as a menu, it is easy for the user to select a specific category, and when it is selected, it can be immediately played back.

Therefore, in the icon display section displayed as the menu, when the user sequentially selects the icon display section, the icon display section displays a partial still image or a partial moving image of the broadcast content of the category instead of the icon. it can.

In particular, the memory is provided with a user area for storing the compressed and recorded broadcast contents for a certain period, and the reproduction speed for reproducing the selected record contents can be varied.

The reproduced image is a picture-in-picture that can be continuously enlarged / reduced up to the entire screen, and can be displayed in a picture-and-picture mode in which two or more screens can be displayed.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a television device with a memory according to the present invention will be described below with reference to FIGS.

First, the configuration and operation of the television device with a memory of the present invention will be described with reference to the conceptual diagrams showing the embodiments of FIGS. 1 and 2. FIG. 1 shows an example of a broadcasting station center on the broadcast transmission side. Reference numeral 1 in FIG. 2 is a television device with a memory of the present invention, and reference numeral 2 is a remote controller. Figure 1
The broadcasting station center of is usually collected by a broadcasting camera 101 which transmits information from a broadcasting place or a program, a video server 102 which plays a role of a data bank, and a video server 103 which is a data bank of a movie distribution company. The information is once collected in the transmitting device 104.

The broadcast signal in the transmitting device 104 refers to normal programs A such as sports, news, quizzes, and commercials, area information B, book materials C freely viewable by the user, and services such as home medical care. Medical registration D, home shopping E, game F, TV guide G that provides program software information of television broadcasting, karaoke H, message advertisement J that is a means of transmitting information between users and transmitting local community information, movie All of these broadcast signals are software K etc., and the ID code generator 1
The ID code such as time information and category contents is added by 05 and edited by the video editing device 106, and then the terrestrial or broadcast satellite 107 and the coaxial cable or the optical cable 10 are added.
8 to each user.

Television device with memory 1 shown in FIG.
Then, the receiving antenna 5 for receiving the broadcast signal and the CATV
It is received by the tuner 7 via the receiver 6. Program selector 8 for digital broadcast signals and current analog broadcast signals
Entered in. The program selector 8 selects a broadcast signal under the control of the system controller 10 to obtain designated data.

When the broadcast signal is an analog broadcast signal,
For example, the data is sent to the encoder 9 for encoding into each data of the MPEG2 system (or MPEG2 video, MPEG2 audio). The encoder 9 performs an encoding process for encoding the input analog broadcast signal into a recording format that matches the large capacity memory 11. However, since the digital broadcast signal does not need to be encoded, it is processed as a digital broadcast signal in the encoder 9 without being processed, and is sent to the large capacity memory 11 for recording.

The television with memory 1 is equipped with a ROM / RAM 11A consisting of a large capacity memory 11, a primary memory 11B, a secondary memory 11C, and a drive device 16 for driving the user replacement disk 4. It is built in. A predetermined control program for the system controller 10 is stored in the ROM / RAM 11A, which facilitates the operation of the television device 1 with the memory.

The primary memory 11B is used as a so-called cache memory for temporarily holding data, and stores data for a relatively short time. The secondary memory 11C is a large capacity memory of several gigabytes and stores long-term data. The drive device 16 stores, for example, a user replacement disk 4 for recording a movie, overseas news, etc. while the user is sleeping and playing it back with a portable playback device in the next morning, or for use by users alternately. It operates to drive. The user replacement disk 4 can freely input / output the recorded contents of the large capacity memory 11 via the drive unit 16.

The large capacity memory 11 is capable of recording / reproducing a broadcasting service to be recorded and desired program software.
The large-capacity memory 11 has an automatic selection mode and a multiple selection mode, and the recording capacity of each category area can be freely set in the multiple selection mode. These selections are performed by the remote control unit 2 or the operation unit (not shown) of the television device with memory of the present invention, and the result is displayed on the display unit 3.

Further, the system controller 10 performs the following operation which is the main point of the present invention. That is, the format configuration (not shown) of the broadcast signal transmitted from the broadcasting station center is a packet that includes at least the header section in which the necessary information for recording the broadcast content is recorded in advance and the broadcast signal section. This packet is constructed so that it is always present at the beginning of the broadcast content and is transmitted. A category code or the like for searching broadcast contents is added to the header part and transmitted, and the program ID detection 12 decodes and reads the category code added to the broadcast contents, and the switch control 13 is executed. , The program selector 8 classifies them into predetermined category areas.
As an example, broadcast contents categorized into news, sports, movies, etc. are encoded by the encoder 9 and then stored in the large capacity memory 11.

The recording capacity for each category in the large-capacity memory is divided in advance into a predetermined time unless otherwise specified by the user. For example, it is decided that news is 2 hours, weather forecast is 0.5 hours, and movie is 6 hours. When the broadcast content exceeds the predetermined recording capacity of the memory, the old recorded content is sequentially erased, and the recorded content of the large capacity memory 11 is updated by making full use of the FIFO function of recording the new broadcast content.

The recorded contents of the large capacity memory 11 are recorded in the decoder 1
Decompression processing such as decompression is performed in 4 and composite video
are restored as o signals and RGB component signals,
Switch / IO15 based on control information of switch control 18
It is displayed on the display unit 3 such as a CRT or a liquid crystal display device via the. Further, the television device 1 with a memory is provided with a telephone line 16, and it is possible to automatically make a payment for pay broadcasting or the like from a user's bank account. Furthermore, the receiving unit 17
Is decoded according to the control format transmitted from the remote controller 2 and processed by the system controller 10.

The large-capacity memory that may be incorporated in the television device with a memory of the present invention is a solid-state memory such as a semiconductor memory whose capacity is progressively increasing as a primary memory, and an optical disk as a secondary memory. It is basically built-in. In addition, as a possibility of secondary memory, MD
Also, all recording media that are expected to be developed in the future, such as DVDs, CDs, and DVTRs, which are expected to be put to practical use in the development of short wavelength light sources such as SHG and blue lasers are targeted.

FIG. 3 shows an outline of the remote control unit 2, which includes an infrared light emitting unit 20 for emitting radio waves and infrared rays on which various control signals necessary for operating the television device with memory 1 of the present invention are superimposed, and the memory. An LCD panel section 21 for displaying control information of the attached television device 1 in a hierarchical structure and highlighting the current operating point in color if necessary, a cross key 22 as an operation section, and a trackball 23 are provided. Composed. The cross key 22 and the trackball 23 of the remote control unit 2 are operated by the button operation of the cross key or the trackball 23 from the menu screen displayed on the display unit 3 of the television device 1 with a memory, and a pointer described later. The category area is selected by moving the item of interest. Further, it is used for checking the remaining amount of memory and checking the video shelf in the memory. The LCD panel section 21 of the remote controller section 2 can display various control information and the same content as the display on the display section 3 of the television device with a memory 1 according to a predetermined instruction.

Next, a display example of the menu screen of the present invention will be described with reference to FIG. The recorded contents recorded in the category area in the large-capacity memory 11 for each category are displayed on the display unit 3 as a menu screen by the icon as illustrated. When the user selects a desired category area, for example, with the trackball 23 of the remote controller unit 2, a pointer 30 (instruction mark) appears on the display unit 3, and the user clicks a predetermined location on the trackball 23 or the cross key 22. The category area is fixed.

The latest recorded contents of the determined category area are immediately displayed on the display unit 3 of the television device with memory 1.
The user can view the latest information recorded in the category area. The latest information is always stored in the category area by the FIFO operation. For example, if the user selects and confirms the news 31, the latest information recorded in the large-capacity memory 11 of the television device with memory 1 is reproduced from the beginning.

The menu screen has a hierarchical structure, and menus of a plurality of category areas can be easily displayed. Further, the icon display portion of the menu screen is changed to an icon by the user's selection, and the recorded contents of each category area can be listened to as a so-called oblique reading as a still image or a partial moving image.

When the wastebasket 32 is selected by the pointer 30 and confirmed, the recorded contents currently being viewed are erased at that time, and the contents are deleted from the large capacity memory 11 of the television device with memory 1. To be done.

On the contrary, when the video shelf 33 is selected, the broadcast contents thereof at that time are traced back to the beginning of the program and stored in the user area provided in the large capacity memory. At this time, the menu screen of the display unit 3 changes, and a display like a video shelf is made and the title (or still image) of the broadcast content is displayed.
Is added and organized. As another function, while displaying the current broadcast as it is, the latest playback information of the category area can be displayed on a small screen that can be enlarged / reduced to a large screen, and the current broadcast and playback information can be displayed on two or more multi-screens. It is also possible to display. Further, the reproduction speed of the latest reproduction information in the category area can be freely changed by the remote controller.

Further, the ID signal allocation of the present invention will be described with reference to FIG. The figure shows an example of a program ID added to the header of a digital broadcast signal and transmitted. The configuration of this ID signal allocation is roughly classified into a program ID 40, a recording control 41, and a broadcast program 42. The program ID 40 includes necessary information for searching the broadcast contents, and the recording control ID 41 is inserted at the start position and the end position of the broadcast program 42. A signal, a control signal for ending recording, and a control signal for instructing rewinding after ending recording are inserted.

Category contents L in program ID 40
In the broadcast program 42 received with an ID code such as "0011", "11" at the end indicates the news category. The program content M is data used when the program selector 8 selects a program, and is information about what kind of broadcasting program is currently being received and in what broadcasting form. The structure includes header information, a program title, and if the program is a movie, the name of the distribution software company of the movie and the name of the leading performer are shown, and the correspondence with the ID code is shown. If the program is charged, the fact is displayed, and the reception fee is settled after the program is associated with the user ID. As for the current time N, the device has an automatic time setting function, and the accurate time of the area is built in and used for timer reservation and the like.

The channel assignment information O indicates the assignment status of the broadcast program to each channel, and the broadcast start date / time information P indicates the broadcast start date / time as broadcast start information.
Broadcast schedule information for about a week from the present time is broadcast and is useful for program reservations and the like. The broadcast end date / time information Q indicates the broadcast end date / time as the broadcast end information. In addition, R is a digital broadcast signal for video and audio signals, for example, MPEG2.
The standard is compressed and broadcast, but the compression rate changes for each program, so the format information is added and broadcast.

Similarly, the recording operation of the television device with memory of the present invention will be described with reference to the flowchart of FIG. The user operates the remote control unit 2 while receiving the television device with memory 1 to select and start the FIFO operation mode (step SP1). Step SP
In 2, the remaining recordable capacity of the large capacity memory of the television device with memory 1 itself is checked and stored. At step SP3, information such as a category is detected from the broadcast content transmitted from the broadcast station with an ID code and stored. At step SP4, it is confirmed whether or not the user has made a program reservation, and if the user has made a program reservation, the program is given priority and accepted. If there is no program reservation by the user, the broadcast contents are classified as they are.

At step SP5, if the category area is selected and the broadcasting station is designated, the category code is detected and stored. In step SP6, a FIFO operation is performed in which old broadcast contents are sequentially erased and new broadcast contents are recorded. In step SP7, the remaining capacity of the memory capacity allocated to the category area is checked, and if the recording capacity of the category area has a margin, the process proceeds to step SP8. If the recording capacity does not have a margin, step SP6.
Then, the FIFO operation is repeated and the broadcast contents are updated.
In step SP8, the ID code such as the broadcast time is checked, and if the ID codes match, the process proceeds to step SP9 to continue recording, and if they do not match, the process returns to step SP8 again to work to match the broadcast times. Step SP
At 10, the series of recording mode operations ends.

Next, the operation during reproduction will be described. When the reproduction mode is selected by the user (step SP1
1) At step SP12, a menu showing each category area shown as an example in FIG. 3 is displayed based on the control program in the ROM / RAM. Step SP1
In 3, the reproduction preparation of the large capacity memory is designated at the same time. In step SP14, the menu display is erased.

When the user moves to step SP15 and tries to select a desired category area by operating the trackball of the remote controller 2, for example, a pointer (instruction mark) appears on the display section 3 and the trackball is clicked. Then, the category area is confirmed and the next step S
Move to P16. If the category selection is not confirmed, the menu display will continue. In step SP16, the directory information of the confirmed category area is inquired, and step S16 is executed.
In P17, the latest recorded content is immediately displayed on the display unit 3 of the television device with memory 1. Step SP18
Then, the user can operate the reproduced content that has been reproduced. For example, the viewer can freely change the reproduction speed by operating the FF button 25 of FIG. Further, when the user selects another category area, the process returns to step SP15 to operate a series of operations.

In the above embodiment, the automatic recording mode has been mainly described, but it goes without saying that a manual operation for selecting desired program software and recording it on a desired recording medium, like a normal television device with a built-in recording device, is also possible. is there. In that case,
The desired program software is designated by the broadcast content selection switch (not shown) on the remote control unit 2 shown in FIG. Similarly, the desired recording medium is instructed by the remote controller 2 to the system controller 10 to start the recording operation.

In the above embodiment, the case where the user directly operates the remote control unit 2 has been described, but the display unit 3
It is also possible to display the operation mode on the display and operate it with the trackball or the cross key, and it is also possible for the display unit 3 to operate only the large capacity memory in the standby state. Further, it goes without saying that the invention can be developed into various forms without being limited to the above-mentioned one embodiment.

[0046]

As described above, according to the present invention,
It is highly likely that a form incorporating various large-capacity memories will be adopted as a television device for future new media and multimedia. These large-capacity memories have been improved in function, capacity, and quality day by day, and may be incorporated in the television device as an option as well as in the form in which they are incorporated in the television device from the beginning. Even with the advent of such a television device with a memory, the user does not have to be particularly aware of the functions and characteristics of the large-capacity memory that he or she owns, and from among the huge broadcasting programs that are broadcast even when the user is absent, It automatically sorts and records categories, so busy viewers can use VT
It is possible to obtain the latest information easily and quickly without being complicated by the operation as in the case of R.

Further, the television device with memory of the present invention is provided with a fixed amount of user area, so that the VTR
It is also possible to use a specific method, and it is possible to form a library to some extent. In this case, the system controller performs recording / reproducing in the optimum recording state, so that recording will not fail. Further, the processing after the recording in the large capacity memory is easy, and the large capacity memory is organized easily by category and by time, so that it is easy to access.

[Brief description of drawings]

FIG. 1 is a conceptual diagram showing a broadcasting station center related to a television device with a memory of the present invention.

FIG. 2 is a conceptual diagram showing an embodiment of a television device with a memory according to the present invention.

FIG. 3 is a diagram showing an example of a remote control unit of the television device with a memory of the present invention.

FIG. 4 is a schematic diagram showing a display example of a menu screen of the present invention.

FIG. 5 is a schematic diagram for explaining ID signal allocation of the present invention.

FIG. 6 is a flowchart for explaining an embodiment of the television device with a memory of the present invention.

[Explanation of symbols]

1 television device with memory, 2 remote control unit,
3 display section, 4 user replacement disk, 5 receiving antenna, 6 CATV receiver, 7 tuner,
8 program selector, 9 encoder, 10
System controller, 11 large capacity memory, 12
Program ID detection, 14 decoder, 13, 1
8 switch control, 15 switch / IO, 16
Telephone line, 17 receiver, 20 light emitter, 21
LCD panel section, 22 cross key, 23 trackball, 24 memory operation section, 25 FF button,
30 pointer, 31 news, 32 wastebasket, 33 video shelf, 101 broadcast camera, 104
Transmitting device, 105 ID code generator, 106
Video editing device, A regular program, B area information,
C book material, D medical registration, E home shopping, F game, G TV guide, H karaoke, J message advertisement, K movie software, L
Category contents, M program contents, N current time, O channel allocation information, P broadcast start date and time information, Q broadcast end date and time information

─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] May 7, 2003 (2003.5.7)

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be amended] Claims

[Correction method] Change

[Correction content]

[Claims]

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0010

[Correction method] Change

[Correction content]

[0010]

In order to solve such a problem, a receiving apparatus according to the present invention comprises a receiving means for receiving a broadcast signal transmitted by adding at least a category code for identifying broadcast contents. Among the received broadcast signals, recording means capable of random access and reproduction for recording the signals of programs belonging to a predetermined category in a compressed state, and recording the received broadcast signals in the recording means, When the broadcast signal to be recorded exceeds the recording capacity of the recording means, the old recorded contents in the recording means are sequentially erased. Further, the broadcast signal recording method according to the present invention receives the broadcast content transmitted by adding at least a category code for identifying the broadcast content, and among the received broadcast signals, the signal of the program belonging to a predetermined category. When the broadcast signal to be recorded exceeds the recording capacity of the recording means when the received broadcast signal is recorded in the memory by random access in a compressed state and recorded in the reproducible recording means. Has
It is characterized in that the old recorded contents in the recording means are sequentially erased.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0019

[Correction method] Change

[Correction content]

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a television device with a memory to which a receiving device and a broadcast signal recording method according to the present invention are applied will be described below with reference to FIGS.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0047

[Correction method] Change

[Correction content]

Further, the television device with a memory to which the receiving device and the broadcast signal recording method according to the present invention are applied is provided with a certain amount of user area, so that a VTR-like usage method is also possible and to some extent. Libraries can also be formed. In this case, the system controller performs recording / reproducing in the optimum recording state, so that recording will not fail. Further, the processing after the recording in the large capacity memory is easy, and the large capacity memory is organized easily by category and by time, so that it is easy to access.

[Procedure Amendment 5]

[Document name to be amended] Statement

[Name of item to be corrected] Brief description of the drawing

[Correction method] Change

[Correction content]

[Brief description of drawings]

FIG. 1 is a conceptual diagram showing a broadcasting station center related to a television device with a memory to which a receiving device and a broadcast signal recording method according to the present invention are applied.

FIG. 2 is a conceptual diagram showing an embodiment of a television device with a memory to which a receiving device and a broadcast signal recording method according to the present invention are applied.

FIG. 3 is a diagram showing an example of a remote control unit of a television device with a memory to which the receiving device and the broadcast signal recording method according to the present invention are applied.

FIG. 4 is a schematic diagram showing a display example of a menu screen of a television device with a memory to which the receiving device and the broadcast signal recording method according to the present invention are applied.

FIG. 5 is a schematic diagram for explaining ID signal allocation of the television device with a memory to which the receiving device and the broadcast signal recording method according to the present invention are applied.

FIG. 6 is a flowchart for explaining an embodiment of a television device with a memory to which the receiving device and the broadcast signal recording method according to the present invention are applied.

[Explanation of Codes] 1 television device with memory, 2 remote control unit,
3 display section, 4 user replacement disk, 5 receiving antenna, 6 CATV receiver, 7 tuner,
8 program selector, 9 encoder, 10
System controller, 11 large capacity memory, 12
Program ID detection, 14 decoder, 13, 1
8 switch control, 15 switch / IO, 16
Telephone line, 17 receiver, 20 light emitter, 21
LCD panel section, 22 cross key, 23 trackball, 24 memory operation section, 25 FF button,
30 pointer, 31 news, 32 wastebasket, 33 video shelf, 101 broadcast camera, 104
Transmitting device, 105 ID code generator, 106
Video editing device, A regular program, B area information,
C book material, D medical registration, E home shopping, F game, G TV guide, H karaoke, J message advertisement, K movie software, L
Category contents, M program contents, N current time, O channel allocation information, P broadcast start date and time information, Q broadcast end date and time information

   ─────────────────────────────────────────────────── ─── Continued front page    F-term (reference) 5C025 BA27 CA02 CA09 CB08                 5C053 FA22 FA23 GB06 GB38 HA29                       JA16 JA21 KA01 KA24 LA06

Claims (2)

[Claims] 1. A receiving means for receiving a broadcast signal transmitted by adding an ID code for identifying a broadcast content, and a state in which a signal of a program belonging to a predetermined category among the received broadcast signals is compressed. When recording the received broadcast signal in the recording means, if the broadcast signal to be recorded exceeds the recording capacity of the recording means. A receiving device, characterized in that the old recorded contents in the recording means are sequentially erased. 2. Random access in a compressed state of a broadcast signal received by adding an ID code for identifying the broadcast content and transmitting, and compressing a signal of a program belonging to a predetermined category among the received broadcast signals. When the broadcast signal to be recorded exceeds the recording capacity of the recording means when the received broadcast signal is recorded in the memory, the recorded broadcast signal is recorded in the reproducible recording means. A broadcasting signal recording method characterized by sequentially erasing old recorded contents.